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  <title>Module: Erubis::CGenerator</title>
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    <div id="classHeader">
        <table class="header-table">
        <tr class="top-aligned-row">
          <td><strong>Module</strong></td>
          <td class="class-name-in-header">Erubis::CGenerator</td>
        </tr>
        <tr class="top-aligned-row">
            <td><strong>In:</strong></td>
            <td>
                <a href="../../files/erubis/engine/ec_rb.html">
                erubis/engine/ec.rb
                </a>
        <br />
            </td>
        </tr>

        </table>
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   </div>

    <div id="method-list">
      <h3 class="section-bar">Methods</h3>

      <div class="name-list">
      <a href="#M000136">add_expr_debug</a>&nbsp;&nbsp;
      <a href="#M000135">add_expr_escaped</a>&nbsp;&nbsp;
      <a href="#M000134">add_expr_literal</a>&nbsp;&nbsp;
      <a href="#M000137">add_postamble</a>&nbsp;&nbsp;
      <a href="#M000129">add_preamble</a>&nbsp;&nbsp;
      <a href="#M000133">add_stmt</a>&nbsp;&nbsp;
      <a href="#M000132">add_text</a>&nbsp;&nbsp;
      <a href="#M000130">escape_text</a>&nbsp;&nbsp;
      <a href="#M000131">escaped_expr</a>&nbsp;&nbsp;
      <a href="#M000128">init_generator</a>&nbsp;&nbsp;
      </div>
    </div>

  </div>


    <!-- if includes -->
    <div id="includes">
      <h3 class="section-bar">Included Modules</h3>

      <div id="includes-list">
        <span class="include-name"><a href="Generator.html">Generator</a></span>
      </div>
    </div>

    <div id="section">





      


    <!-- if method_list -->
    <div id="methods">
      <h3 class="section-bar">Public Instance methods</h3>

      <div id="method-M000136" class="method-detail">
        <a name="M000136"></a>

        <div class="method-heading">
          <a href="#M000136" class="method-signature">
          <span class="method-name">add_expr_debug</span><span class="method-args">(src, code)</span>
          </a>
        </div>
      
        <div class="method-description">
          <p><a class="source-toggle" href="#"
            onclick="toggleCode('M000136-source');return false;">[Source]</a></p>
          <div class="method-source-code" id="M000136-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/ec.rb, line 72</span>
    <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_expr_debug</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">code</span>)
      <span class="ruby-identifier">code</span>.<span class="ruby-identifier">strip!</span>
      <span class="ruby-identifier">s</span> = <span class="ruby-keyword kw">nil</span>
      <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">code</span> <span class="ruby-operator">=~</span> <span class="ruby-regexp re">/\A\&quot;.*?\&quot;\s*,\s*(.*)/</span>
        <span class="ruby-identifier">s</span> = <span class="ruby-identifier">$1</span>.<span class="ruby-identifier">gsub</span>(<span class="ruby-regexp re">/[%&quot;]/</span>, <span class="ruby-value str">'\\\1'</span>) <span class="ruby-operator">+</span> <span class="ruby-value str">'='</span>
      <span class="ruby-keyword kw">end</span>
      <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-ivar">@indent</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">src</span>.<span class="ruby-identifier">empty?</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">src</span>[<span class="ruby-value">-1</span>] <span class="ruby-operator">==</span> <span class="ruby-value">?\n</span>
      <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-node">&quot; fprintf(stderr, \&quot;*** debug: #{s}\&quot; #{code});&quot;</span>
    <span class="ruby-keyword kw">end</span>
</pre>
          </div>
        </div>
      </div>

      <div id="method-M000135" class="method-detail">
        <a name="M000135"></a>

        <div class="method-heading">
          <a href="#M000135" class="method-signature">
          <span class="method-name">add_expr_escaped</span><span class="method-args">(src, code)</span>
          </a>
        </div>
      
        <div class="method-description">
          <p><a class="source-toggle" href="#"
            onclick="toggleCode('M000135-source');return false;">[Source]</a></p>
          <div class="method-source-code" id="M000135-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/ec.rb, line 67</span>
    <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_expr_escaped</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">code</span>)
      <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-ivar">@indent</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">src</span>.<span class="ruby-identifier">empty?</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">src</span>[<span class="ruby-value">-1</span>] <span class="ruby-operator">==</span> <span class="ruby-value">?\n</span>
      <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-value str">' '</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-identifier">escaped_expr</span>(<span class="ruby-identifier">code</span>) <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-value str">';'</span>
    <span class="ruby-keyword kw">end</span>
</pre>
          </div>
        </div>
      </div>

      <div id="method-M000134" class="method-detail">
        <a name="M000134"></a>

        <div class="method-heading">
          <a href="#M000134" class="method-signature">
          <span class="method-name">add_expr_literal</span><span class="method-args">(src, code)</span>
          </a>
        </div>
      
        <div class="method-description">
          <p><a class="source-toggle" href="#"
            onclick="toggleCode('M000134-source');return false;">[Source]</a></p>
          <div class="method-source-code" id="M000134-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/ec.rb, line 62</span>
    <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_expr_literal</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">code</span>)
      <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-ivar">@indent</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">src</span>.<span class="ruby-identifier">empty?</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">src</span>[<span class="ruby-value">-1</span>] <span class="ruby-operator">==</span> <span class="ruby-value">?\n</span>
      <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-node">&quot; fprintf(#{@out}, &quot;</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-identifier">code</span>.<span class="ruby-identifier">strip</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-value str">');'</span>
    <span class="ruby-keyword kw">end</span>
</pre>
          </div>
        </div>
      </div>

      <div id="method-M000137" class="method-detail">
        <a name="M000137"></a>

        <div class="method-heading">
          <a href="#M000137" class="method-signature">
          <span class="method-name">add_postamble</span><span class="method-args">(src)</span>
          </a>
        </div>
      
        <div class="method-description">
          <p><a class="source-toggle" href="#"
            onclick="toggleCode('M000137-source');return false;">[Source]</a></p>
          <div class="method-source-code" id="M000137-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/ec.rb, line 82</span>
    <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_postamble</span>(<span class="ruby-identifier">src</span>)
      <span class="ruby-comment cmt"># empty</span>
    <span class="ruby-keyword kw">end</span>
</pre>
          </div>
        </div>
      </div>

      <div id="method-M000129" class="method-detail">
        <a name="M000129"></a>

        <div class="method-heading">
          <a href="#M000129" class="method-signature">
          <span class="method-name">add_preamble</span><span class="method-args">(src)</span>
          </a>
        </div>
      
        <div class="method-description">
          <p><a class="source-toggle" href="#"
            onclick="toggleCode('M000129-source');return false;">[Source]</a></p>
          <div class="method-source-code" id="M000129-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/ec.rb, line 30</span>
    <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_preamble</span>(<span class="ruby-identifier">src</span>)
      <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-node">&quot;#line 1 \&quot;#{self.filename}\&quot;\n&quot;</span> <span class="ruby-keyword kw">if</span> <span class="ruby-keyword kw">self</span>.<span class="ruby-identifier">filename</span>
    <span class="ruby-keyword kw">end</span>
</pre>
          </div>
        </div>
      </div>

      <div id="method-M000133" class="method-detail">
        <a name="M000133"></a>

        <div class="method-heading">
          <a href="#M000133" class="method-signature">
          <span class="method-name">add_stmt</span><span class="method-args">(src, code)</span>
          </a>
        </div>
      
        <div class="method-description">
          <p><a class="source-toggle" href="#"
            onclick="toggleCode('M000133-source');return false;">[Source]</a></p>
          <div class="method-source-code" id="M000133-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/ec.rb, line 58</span>
    <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_stmt</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">code</span>)
      <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-identifier">code</span>
    <span class="ruby-keyword kw">end</span>
</pre>
          </div>
        </div>
      </div>

      <div id="method-M000132" class="method-detail">
        <a name="M000132"></a>

        <div class="method-heading">
          <a href="#M000132" class="method-signature">
          <span class="method-name">add_text</span><span class="method-args">(src, text)</span>
          </a>
        </div>
      
        <div class="method-description">
          <p><a class="source-toggle" href="#"
            onclick="toggleCode('M000132-source');return false;">[Source]</a></p>
          <div class="method-source-code" id="M000132-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/ec.rb, line 44</span>
    <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_text</span>(<span class="ruby-identifier">src</span>, <span class="ruby-identifier">text</span>)
      <span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">text</span>.<span class="ruby-identifier">empty?</span>
      <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> (<span class="ruby-identifier">src</span>.<span class="ruby-identifier">empty?</span> <span class="ruby-operator">||</span> <span class="ruby-identifier">src</span>[<span class="ruby-value">-1</span>] <span class="ruby-operator">==</span> <span class="ruby-value">?\n</span> <span class="ruby-operator">?</span> <span class="ruby-ivar">@indent</span> <span class="ruby-operator">:</span> <span class="ruby-value str">' '</span>)
      <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-value str">&quot;fputs(&quot;</span>
      <span class="ruby-identifier">i</span> = <span class="ruby-value">0</span>
      <span class="ruby-identifier">text</span>.<span class="ruby-identifier">each_line</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">line</span><span class="ruby-operator">|</span>
        <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-value str">&quot;\n&quot;</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-ivar">@indent</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-value str">'      '</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">i</span> <span class="ruby-operator">&gt;</span> <span class="ruby-value">0</span>
        <span class="ruby-identifier">i</span> <span class="ruby-operator">+=</span> <span class="ruby-value">1</span>
        <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-value str">'&quot;'</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-identifier">escape_text</span>(<span class="ruby-identifier">line</span>) <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-value str">'&quot;'</span>
      <span class="ruby-keyword kw">end</span>
      <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-node">&quot;, #{@out});&quot;</span>   <span class="ruby-comment cmt">#&lt;&lt; (text[-1] == ?\n ? &quot;\n&quot; : &quot;&quot;)</span>
      <span class="ruby-identifier">src</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-value str">&quot;\n&quot;</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">text</span>[<span class="ruby-value">-1</span>] <span class="ruby-operator">==</span> <span class="ruby-value">?\n</span>
    <span class="ruby-keyword kw">end</span>
</pre>
          </div>
        </div>
      </div>

      <div id="method-M000130" class="method-detail">
        <a name="M000130"></a>

        <div class="method-heading">
          <a href="#M000130" class="method-signature">
          <span class="method-name">escape_text</span><span class="method-args">(text)</span>
          </a>
        </div>
      
        <div class="method-description">
          <p><a class="source-toggle" href="#"
            onclick="toggleCode('M000130-source');return false;">[Source]</a></p>
          <div class="method-source-code" id="M000130-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/ec.rb, line 34</span>
    <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">escape_text</span>(<span class="ruby-identifier">text</span>)
      <span class="ruby-ivar">@@table_</span> <span class="ruby-operator">||=</span> { <span class="ruby-value str">&quot;\r&quot;</span>=<span class="ruby-operator">&gt;</span><span class="ruby-value str">&quot;\\r&quot;</span>, <span class="ruby-value str">&quot;\n&quot;</span>=<span class="ruby-operator">&gt;</span><span class="ruby-value str">&quot;\\n&quot;</span>, <span class="ruby-value str">&quot;\t&quot;</span>=<span class="ruby-operator">&gt;</span><span class="ruby-value str">&quot;\\t&quot;</span>, <span class="ruby-value str">'&quot;'</span>=<span class="ruby-operator">&gt;</span><span class="ruby-value str">'\\&quot;'</span>, <span class="ruby-value str">&quot;\\&quot;</span>=<span class="ruby-operator">&gt;</span><span class="ruby-value str">&quot;\\\\&quot;</span> }
      <span class="ruby-identifier">text</span>.<span class="ruby-identifier">gsub!</span>(<span class="ruby-regexp re">/[\r\n\t&quot;\\]/</span>) { <span class="ruby-operator">|</span><span class="ruby-identifier">m</span><span class="ruby-operator">|</span> <span class="ruby-ivar">@@table_</span>[<span class="ruby-identifier">m</span>] }
      <span class="ruby-keyword kw">return</span> <span class="ruby-identifier">text</span>
    <span class="ruby-keyword kw">end</span>
</pre>
          </div>
        </div>
      </div>

      <div id="method-M000131" class="method-detail">
        <a name="M000131"></a>

        <div class="method-heading">
          <a href="#M000131" class="method-signature">
          <span class="method-name">escaped_expr</span><span class="method-args">(code)</span>
          </a>
        </div>
      
        <div class="method-description">
          <p><a class="source-toggle" href="#"
            onclick="toggleCode('M000131-source');return false;">[Source]</a></p>
          <div class="method-source-code" id="M000131-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/ec.rb, line 40</span>
    <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">escaped_expr</span>(<span class="ruby-identifier">code</span>)
      <span class="ruby-keyword kw">return</span> <span class="ruby-node">&quot;#{@escapefunc}(#{code.strip}, #{@out})&quot;</span>
    <span class="ruby-keyword kw">end</span>
</pre>
          </div>
        </div>
      </div>

      <div id="method-M000128" class="method-detail">
        <a name="M000128"></a>

        <div class="method-heading">
          <a href="#M000128" class="method-signature">
          <span class="method-name">init_generator</span><span class="method-args">(properties={})</span>
          </a>
        </div>
      
        <div class="method-description">
          <p><a class="source-toggle" href="#"
            onclick="toggleCode('M000128-source');return false;">[Source]</a></p>
          <div class="method-source-code" id="M000128-source">
<pre>
<span class="ruby-comment cmt"># File erubis/engine/ec.rb, line 23</span>
    <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">init_generator</span>(<span class="ruby-identifier">properties</span>={})
      <span class="ruby-keyword kw">super</span>
      <span class="ruby-ivar">@escapefunc</span> <span class="ruby-operator">||=</span> <span class="ruby-value str">&quot;escape&quot;</span>
      <span class="ruby-ivar">@indent</span> = <span class="ruby-identifier">properties</span>[<span class="ruby-identifier">:indent</span>] <span class="ruby-operator">||</span> <span class="ruby-value str">''</span>
      <span class="ruby-ivar">@out</span> = <span class="ruby-identifier">properties</span>[<span class="ruby-identifier">:out</span>] <span class="ruby-operator">||</span> <span class="ruby-value str">'stdout'</span>
    <span class="ruby-keyword kw">end</span>
</pre>
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